Inventor

HWANG GYO HYUN

KR54 patents

⚠️ This page may combine multiple inventors who share the name “HWANG GYO HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HWANG GYO HYUN

LG CHEMICAL LTD

Method for fabricating core-shell particles supported on carrier and core-shell particles supported on carrier fabricated by the same

Carrier-nanoparticle complex, method for preparing same, and catalyst comprising same

Method for preparing nanoparticles supported on hydrophobic carrier, and nanoparticles supported on carrier, prepared thereby

Method for manufacturing carbon carrier-metal nanoparticle composite and carbon carrier-metal nanoparticle composite manufactured thereby

Fuel cell and method of manufacturing same

Method for fabricating core-shell particles and core-shell particles fabricated by the method

Method for fabricating hollow metal nano particles and hollow metal nano particles fabricated by the method

Catalyst and method for preparing the same

Carrier-nanoparticle complex, preparation method therefor, and membrane electrode assembly including same

Yolk-shell particles, catalyst, and preparation method therefor

Method for fabricating hollow metal nano particles supported on carrier

Method for producing carrier for electrode catalyst, precursor of carrier for electrode catalyst, and carrier for electrode catalyst, comprising same

Method for producing carrier for electrode catalyst, precursor of carrier for electrode catalyst, and carrier for electrode catalyst, comprising same

Catalyst and method for preparing the same

Method for producing fuel cell catalyst, and fuel cell catalyst produced thereby

Method for fabricating metal nanoparticles

Carrier-nanoparticle complex and preparation method thereof

Method for producing metal nanoparticles

Heteropolyacid catalyst and method for producing the same

Method for preparing hollow structure

Method for producing a catalyst for oxidative dehydrogenation of butene

Catalyst for oxidative dehydrogenation of butene and method for producing the same

Anode for electrolysis and preparation method thereof

Method for preparing organic zinc catalyst, organic zinc catalyst prepared by the method and method for preparing polyalkylene carbonate resin using the catalyst

Catalyst for oxychlorination process of hydrocarbon, method for producing same, and method for manufacturing oxychlorinated compound of hydrocarbon by using same

Active layer composition of reduction electrode for electrolysis and reduction electrode derived therefrom

Partial oxidation process of hydrocarbons

Catalyst for processing oxychlorination of hydrocarbon, preparation method therefor, and preparation method of oxychlorinated compound of hydrocarbon using same

Electrode for electrolysis and preparation method thereof

Fuel cell including a carrier-metal nanoparticle complex and method of manufacturing same

Metal nanoparticles

Hollow metal particles, electrode catalyst including same, electrochemical battery including the electrode catalyst, and method of manufacturing hollow metal particles

Hollow metal nanoparticles

Hollow metal nano particles

Fuel cell and method of manufacturing same

Hollow metal nano particles supported on carrier

Support-nanoparticle composite, catalyst containing same, and fabrication method therefor

Carrier-nanoparticle composite, catalyst comprising same, and method for producing same

Cathode active material for lithium-sulfur battery, comprising metal sulfide nanoparticles, and method for producing same

Carrier-nanoparticle composite, catalyst containing same, and method for producing same

Heteropoly acid catalyst and method of preparing the same

Molybdenum oxide composite and preparation method therefor

Preparation method for rod-shaped molybdenum oxide and preparation method for molybdenum oxide composite

Tin oxide forming composition

LG LIFE SCIENCES LTD

Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methanesulfonate

Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methanesulfonate

SAMSUNG GENERAL CHEMICALS CO

Catalyst system for olefin polymerization and its use

LUCKY ENGINEERING CO LTD

Processes of regenerating Ni catalysts and of preparing Ni catalysts

SAMSUNG GENERAL CHEMICALS

Olefin polymerization chelate catalyst and olefin polymerization method using the same

KWON WON-JONG

Belt-shaped metal nanostructure and method for preparing same